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<p class="purpose">How we shall test it.</p>

<p class="commentary firstcommentary"><a id="SP1" class="paragraph-anchor"></a><b>&#167;1. </b></p>

<pre class="displayed-code all-displayed-code code-font">
<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Unit::test_compatibility</span><button class="popup" onclick="togglePopup('usagePopup1')"><span class="comment-syntax">?</span><span class="popuptext" id="usagePopup1">Usage of <span class="code-font"><span class="function-syntax">Unit::test_compatibility</span></span>:<br/>Program Control - <a href="1-pc.html#SP1">&#167;1</a></span></button><span class="plain-syntax">(</span><span class="constant-syntax">OUTPUT_STREAM</span><span class="plain-syntax">) {</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for all"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"all"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not for all"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not all"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for none"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"none"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not for none"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not none"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for 16-bit with debugging"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not for 32-bit"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for 16-bit with debugging or 32-bit with debugging"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not for 32-bit or 16-bit"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for 16-bit with debugging, 32-bit with debugging or 32-bit"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"not for 16-bit with debugging, 32-bit with debugging or 32-bit"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for glulx"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for glulx or z-machine version 8"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for glulx without debugging"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for z-machine version 8"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for z-machine version 5 with debugging"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for z-machine version 8, or Glulx without debugging"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for z-machine version 5 or 8"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for C"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><a href="1-ut.html#SP1" class="function-link"><span class="function-syntax">Unit::test_one</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">I</span><span class="string-syntax">"for Inform6 version 8"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">}</span>

<span class="reserved-syntax">void</span><span class="plain-syntax"> </span><span class="function-syntax">Unit::test_one</span><span class="plain-syntax">(</span><span class="constant-syntax">OUTPUT_STREAM</span><span class="plain-syntax">, </span><span class="reserved-syntax">text_stream</span><span class="plain-syntax"> *</span><span class="identifier-syntax">test</span><span class="plain-syntax">) {</span>
<span class="plain-syntax">    </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"'%S': "</span><span class="plain-syntax">, </span><span class="identifier-syntax">test</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><span class="reserved-syntax">compatibility_specification</span><span class="plain-syntax"> *</span><span class="identifier-syntax">C</span><span class="plain-syntax"> = </span><a href="../arch-module/2-cmp.html#SP6" class="function-link"><span class="function-syntax">Compatibility::from_text</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">test</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><span class="identifier-syntax">C</span><span class="plain-syntax"> == </span><span class="identifier-syntax">NULL</span><span class="plain-syntax">) { </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"not a valid compatibility specification\n\n"</span><span class="plain-syntax">); </span><span class="reserved-syntax">return</span><span class="plain-syntax">; }</span>
<span class="plain-syntax">    </span><a href="../arch-module/2-cmp.html#SP5" class="function-link"><span class="function-syntax">Compatibility::write</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">C</span><span class="plain-syntax">);</span>
<span class="plain-syntax">    </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">":\n"</span><span class="plain-syntax">); </span><span class="constant-syntax">INDENT</span><span class="plain-syntax">;</span>
<span class="plain-syntax">    </span><span class="reserved-syntax">target_vm</span><span class="plain-syntax"> *</span><span class="identifier-syntax">VM</span><span class="plain-syntax">;</span>
<span class="plain-syntax">    </span><span class="identifier-syntax">LOOP_OVER</span><span class="plain-syntax">(</span><span class="identifier-syntax">VM</span><span class="plain-syntax">, </span><span class="reserved-syntax">target_vm</span><span class="plain-syntax">) {</span>
<span class="plain-syntax">        </span><span class="reserved-syntax">if</span><span class="plain-syntax"> (</span><a href="../arch-module/2-cmp.html#SP11" class="function-link"><span class="function-syntax">Compatibility::test</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">C</span><span class="plain-syntax">, </span><span class="identifier-syntax">VM</span><span class="plain-syntax">)) {</span>
<span class="plain-syntax">            </span><a href="../arch-module/2-tvm.html#SP5" class="function-link"><span class="function-syntax">TargetVMs::write</span></a><span class="plain-syntax">(</span><span class="identifier-syntax">OUT</span><span class="plain-syntax">, </span><span class="identifier-syntax">VM</span><span class="plain-syntax">);</span>
<span class="plain-syntax">            </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\n"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">        }</span>
<span class="plain-syntax">    }</span>
<span class="plain-syntax">    </span><span class="constant-syntax">OUTDENT</span><span class="plain-syntax">; </span><span class="identifier-syntax">WRITE</span><span class="plain-syntax">(</span><span class="string-syntax">"\n"</span><span class="plain-syntax">);</span>
<span class="plain-syntax">}</span>
</pre>
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